FR1454112A - Photographic preparations for the silver discoloration process - Google Patents

Photographic preparations for the silver discoloration process

Info

Publication number
FR1454112A
FR1454112A FR36932A FR36932A FR1454112A FR 1454112 A FR1454112 A FR 1454112A FR 36932 A FR36932 A FR 36932A FR 36932 A FR36932 A FR 36932A FR 1454112 A FR1454112 A FR 1454112A
Authority
FR
France
Prior art keywords
silver discoloration
discoloration process
photographic
preparations
photographic preparations
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR36932A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1454112A publication Critical patent/FR1454112A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
    • C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
    • C09B43/145—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with polycarboxylic acids
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
    • G03C7/29—Azo dyes therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
FR36932A 1964-11-09 1965-11-02 Photographic preparations for the silver discoloration process Expired FR1454112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1443264A CH440967A (en) 1964-11-09 1964-11-09 Photographic material for the silver dye bleaching process

Publications (1)

Publication Number Publication Date
FR1454112A true FR1454112A (en) 1966-07-22

Family

ID=4400776

Family Applications (1)

Application Number Title Priority Date Filing Date
FR36932A Expired FR1454112A (en) 1964-11-09 1965-11-02 Photographic preparations for the silver discoloration process

Country Status (9)

Country Link
US (1) US3443952A (en)
AT (1) AT261400B (en)
BE (1) BE671907A (en)
CH (1) CH440967A (en)
DE (1) DE1285881B (en)
ES (1) ES319347A1 (en)
FR (1) FR1454112A (en)
GB (1) GB1078018A (en)
NL (1) NL6514476A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1522371A1 (en) * 1966-04-28 1969-07-24 Agfa Gevaert Ag Photographic materials for the silver dye bleaching process
US3931142A (en) * 1971-09-23 1976-01-06 Ciba-Geigy Ag Heterocyclic containing disazo compounds
US20100272896A1 (en) * 2006-08-26 2010-10-28 Gavin Wright Ink-Jet Printing Process, Ink and Colorant

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL227619A (en) * 1957-05-09
BE624356A (en) * 1961-11-02 1963-04-30
NL289528A (en) * 1962-02-28

Also Published As

Publication number Publication date
DE1285881B (en) 1968-12-19
US3443952A (en) 1969-05-13
NL6514476A (en) 1966-05-10
CH440967A (en) 1967-07-31
AT261400B (en) 1968-04-25
ES319347A1 (en) 1966-08-01
GB1078018A (en) 1967-08-02
BE671907A (en) 1966-05-05

Similar Documents

Publication Publication Date Title
FR1284462A (en) Photographic layers for the silver discoloration process
FR1312796A (en) Process for the preparation of photographic silver halide emulsions
FR1311546A (en) Photographic layers for the silver discoloration process
FR1462642A (en) Process for obtaining large surface silver
FR1454112A (en) Photographic preparations for the silver discoloration process
FR1419321A (en) Photographic preparations for the silver discoloration process
FR1449357A (en) Photographic articles for the silver discoloration process
FR1341169A (en) Process for obtaining polychrome images using the silver discoloration process
FR1474227A (en) Photographic article for the silver discoloration process and its production process
FR1464177A (en) Photographic articles for the silver discoloration process
FR1469370A (en) Photographic preparations for the silver discoloration process
FR1422699A (en) Photographic articles for the silver discoloration process
FR1435543A (en) Photographic articles for the silver discoloration process
FR1450272A (en) Special catalysts for the photographic silver discoloration process
FR1375598A (en) Photographic articles for the silver discoloration process
FR1346870A (en) Photographic articles for the silver discoloration process
FR1342619A (en) Photographic articles for the silver discoloration process
FR1524982A (en) Photographic materials for the silver discoloration process
FR1447491A (en) Discoloration catalysts for the photographic silver discoloration process
FR1292672A (en) Photographic layers for the silver discoloration process
FR1459681A (en) Novel silver halide dispersions and process for their preparation
CH479088A (en) Process for the preparation of photographic silver halide emulsions
FR1311685A (en) Photographic layers for the silver discoloration process
FR1339016A (en) Photographic layers for the silver discoloration process
FR1317394A (en) Photographic layers for the silver discoloration process